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Home Trigonometric Functions Trigonometric Substitututions Examples Example 4: Trigonometric Substitution | |
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Example 4: Trigonometric Substitution
. Figure 7.6.5 Put θ = arcsec (x/a) (Figure 7.6.5). Then x = a sec θ, dx = a tan θ sec θ dθ, = a tan θ.
To keep track of a trigonometric substitution, it is a good idea to actually draw the triangle and label the sides.
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Home Trigonometric Functions Trigonometric Substitututions Examples Example 4: Trigonometric Substitution |